docstr: clip the max len based on the LM model max sequence length
docstr_tok: ["clip","the","max","len","based","on","the","LM","model","max","sequence","length"]
code: def clip_max_len(self, maxlen: int) -> int:
      """clip the max len based on the LM model max sequence length"""
      if maxlen > self.model.cfg.encoder_seq_length + 1:
          maxlen = self.model.cfg.encoder_seq_length + 1
      return maxlen
  
imports: import json
  import pickle
  from typing import List, Tuple
  import numpy
  import torch
  import torch.distributed
  from nemo.collections.nlp.modules.common.lm_utils import pad_batch
  from nemo.collections.nlp.modules.common.megatron.retrieval_services.retrieval_service import ComboRetrievalService
  from nemo.collections.nlp.modules.common.text_generation_strategy import TextGenerationStrategy
label_desc: Use image node_id 6 for calling the RetroModelTextGenerationStrategy obj's underlying member method code with example usage: obj.clip_max_len(maxlen) and returns: maxlen